# ggplot_build

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##### Build ggplot for rendering.

ggplot_build takes the plot object, and performs all steps necessary to produce an object that can be rendered. This function outputs two pieces: a list of data frames (one for each layer), and a panel object, which contain all information about axis limits, breaks etc.

Keywords
internal
##### Usage
ggplot_build(plot)layer_data(plot, i = 1L)layer_scales(plot, i = 1L, j = 1L)layer_grob(plot, i = 1L)
plot

ggplot object

##### Details

layer_data, layer_grob, and layer_scales are helper functions that returns the data, grob, or scales associated with a given layer. These are useful for tests.

print.ggplot() and benchplot() for functions that contain the complete set of steps for generating a ggplot2 plot.